Amplifier class: class d no. of channels: mono max.power output: 1,000 w x 1 (4ω) 1,600 w x 1 (2ω) 2,400 w x 1 (1ω) rms power output: 500 w x 1 (4ω) 800 w x 1 (2ω) 1,200 w x 1 (1ω) frequency response: 10 hz to 240 hz impedance: 1ω to 8ω total harmonic distortion(thd): <0.5% (100 hz) s/n ratio: 100 db speaker level input: yes automatic signal sensing and turn-on: yes crossover type: variable lpf crossover frequency: 40 hz to 240 hz bass boost frequency: 56 hz baas boost level: 0 db to 18 db bass boost remote: no dimensions: 302 mm x 60 mm x 215 mm